CN206825919U - Printhead and printer - Google Patents
Printhead and printer Download PDFInfo
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- CN206825919U CN206825919U CN201720658363.3U CN201720658363U CN206825919U CN 206825919 U CN206825919 U CN 206825919U CN 201720658363 U CN201720658363 U CN 201720658363U CN 206825919 U CN206825919 U CN 206825919U
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- feedblock
- shower nozzle
- hole
- nozzle
- briquetting
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Abstract
The utility model belongs to printer technology field, is related to a kind of printhead and the printer including the printhead, and the printhead includes feed mechanism, radiating hot-melting mechanism and bindiny mechanism；Feed mechanism includes electric machine assembly, feedblock, drawing-inroller, line consumption briquetting and pinch roller spring；Electric machine assembly includes feeding motor, the screw being connected with feeding motor and the feeding bearing being sheathed on the outside of screw, drawing-inroller and is set on the motor shaft of the feeding motor；Feedblock includes feedblock substrate and the boss being connected with feedblock substrate；The first discharging opening and the second discharging opening linearly set is additionally provided with feedblock substrate, first and second discharging opening is equipped with a chamfering at third through-hole；Pinch roller spring is arranged between plateau sidewall and line consumption briquetting side wall；Bindiny mechanism includes bearing assembly and nozzle component, and nozzle component includes nozzle conduit, shower nozzle connector, shower nozzle fixture and the shower nozzle briquetting being connected with shower nozzle fixture.The print head structure is compact, and is easy to safeguard.
Description
Technical field
The utility model belongs to printer technology field, more particularly to a kind of printhead and beating including the printhead
Print machine.
Background technology
Existing printing head feeding mechanism typically by shower nozzle, heats fuse unit, heat-sink unit, consumptive material extrusion unit group
Into.In print procedure, existing printhead is inconvenient to observe the extrusion situation of printing consumables, and printhead once has plug to show
As user can not find out consumptive material is the where for having got lodged in printhead easily, it is necessary to by printhead integrally whole dissembling inspections, but
Because consumptive material is thermally melted in trunnion and nozzle interior after printing, it is difficult to take printing trunnion apart, cause maintenance very difficult.It is in addition, existing
Some printhead extrusion mechanism designs are loose, not compact enough, so that the effect for printing flexible consumptive material is less desirable.
Utility model content
Technical problem to be solved in the utility model is：It is difficult and loosely organized for the head maintenance of prior art
Technical problem, there is provided it is a kind of easily safeguard and compact-sized printhead and the printer including the printhead.
In order to solve the above technical problems, on the one hand, the utility model provides a kind of printhead, including feed mechanism, radiating
Hot-melting mechanism and the bindiny mechanism being arranged between the feed mechanism and the radiating hot-melting mechanism；
The feed mechanism include electric machine assembly, feedblock, line consumption briquetting, for the pinch roller spring of feeding pressure is provided with
And it is arranged at the drawing-inroller between the electric machine assembly and the feedblock；
The electric machine assembly includes feeding motor, the screw being connected with the feeding motor and is sheathed on the screw
The feeding bearing in outside, the drawing-inroller are set on the motor shaft of the feeding motor；
The feedblock includes feedblock substrate and the boss that is connected with the feedblock substrate, the electric machine assembly and
The line consumption briquetting is respectively arranged at the feedblock substrate both sides, and the boss is arranged at the feedblock substrate and the line
The side of briquetting connection is consumed, the boss is provided with the first through hole for being used for housing the motor shaft and the drawing-inroller, described
Feedblock substrate is provided with for being used to housing the second through hole that the feed spool holds and being correspondingly arranged with the first through hole
Three through holes；It is additionally provided with the first discharging opening and the second discharging opening linearly set in the feedblock substrate, described first
Discharging opening is equipped with a chamfering with second discharging opening at the third through-hole；
The pinch roller spring is arranged between the side wall of the boss and the side wall of line consumption briquetting；
The bindiny mechanism includes bearing assembly and nozzle component, and the nozzle component includes nozzle conduit, shower nozzle connects
Part, shower nozzle fixture and the shower nozzle briquetting being connected with the shower nozzle fixture, the shower nozzle connector, the shower nozzle fixture
And the shower nozzle briquetting is used to connect the nozzle conduit and the radiating hot-melting mechanism.
Alternatively, the electric machine assembly also includes the pad for being arranged at the feeding bearing end, and the screw passes through institute
Feeding bearing and the pad is stated with line consumption briquetting to be connected.
Alternatively, the feeding motor is additionally provided with the semicircle of one and the concyclic heart of the motor shaft close to the feedblock side
Annular protrusion, the drawing-inroller are contained between the motor shaft and the semi-circular shape projection.
Alternatively, the bearing assembly include supporting member and be arranged in the supporting member cross linear bearing, with
And cableties corresponding with the cross linear bearing.
Alternatively, the nozzle component also includes nozzle component fixture and is arranged in the nozzle component fixture
Shower nozzle PCB.
Alternatively, the radiating hot-melting mechanism includes trunnion, radiating subassembly, heating component, nozzle and is arranged at described
The cover lid of trunnion, radiating subassembly and the same outside of heating component.
Alternatively, the trunnion is externally provided with trunnion fin, and described trunnion fin one end is arranged at the shower nozzle connection
On the outside of part, the shower nozzle fixture is fixedly connected on the trunnion fin with the shower nozzle briquetting and connected with the shower nozzle connector
Connect the outside at end.
Alternatively, the radiating subassembly includes the first fan, the second fan being arranged on the outside of first fan, set
Fan fixed plate on the outside of second fan and the tuyere for being arranged at the second fan bottom side.
Alternatively, the heating component includes heat block, heating rod and temperature sensor；The heat block is provided with flat
What row was set hangs down through the fourth hole and fifth hole of the heat block side wall and with the fourth hole and fifth hole
The 6th through hole through the heat block directly set；The fourth hole is connected with the heating rod, the fifth hole with
The temperature sensor is connected, and the 6th through hole is connected with the trunnion and the nozzle.
According to printhead of the present utility model, the structure of feedblock is improved, sets and receives on the boss of feedblock
Hold the first through hole of motor shaft and drawing-inroller, and the second through hole for housing feeding bearing is being set and with the in feedblock substrate
The third through-hole that one through hole is correspondingly arranged, while set the first discharging opening and second linearly to go out in feedblock substrate
Material mouth, the distance between the first discharging opening and the second discharging opening is farthest shortened, and it is close in first and second discharging opening
A chamfering is equipped with the third through-hole, facilitates the insertion of printing consumables；Also set close to feedblock side in feeding motor
There is a semi-circular shape projection with the concyclic heart of motor shaft, drawing-inroller is contained between motor shaft and semi-circular shape projection, and will
Screw is arranged on motor surface with the nearly drawing-inroller of feeding Bearing support and is not provided with the raised position of semicircular ring, holds wire feeding axis and is compressed in
In the space of very little, the compactedness of feed mechanism is improved so that flexible material can be printed preferably；By nozzle conduit and radiating
Hot-melting mechanism is fixedly connected by shower nozzle connector, shower nozzle fixture and shower nozzle briquetting, can be direct when plug phenomenon occurs
Shower nozzle fixture and shower nozzle briquetting are disassembled, the radiating hot-melting mechanism below quick-replaceable, maintain easily printhead.
On the other hand, the utility model also provides a kind of printer, and it includes above-mentioned printhead.
Brief description of the drawings
Fig. 1 is the schematic diagram for the printhead that the embodiment of the utility model one provides；
Fig. 2 is the explosive view of the printhead of embodiment described in Fig. 1；
Fig. 3 is the explosive view at the another visual angle of the feed mechanism of the printhead of embodiment illustrated in fig. 1；
Fig. 4 is the perspective view of the feed mechanism of the printhead of embodiment illustrated in fig. 1.
Reference in specification is as follows：
1st, feed mechanism；101st, electric machine assembly；1011st, feeding motor；1012nd, screw；1013rd, feeding bearing；1014th, pad
Piece；102nd, drawing-inroller；103rd, feedblock；1031st, feedblock substrate；1032nd, boss；104th, line consumption briquetting；105th, pinch roller spring；
2nd, bindiny mechanism；201st, bearing assembly；2011st, supporting member；2012nd, cross linear bearing；2013rd, cableties；202、
Nozzle component；2021st, nozzle conduit；2022nd, shower nozzle PCB；2023rd, shower nozzle connector；2024th, shower nozzle fixture；2025th, shower nozzle
Briquetting；2026th, nozzle component fixture；
3rd, radiate hot-melting mechanism；301st, cover lid；302nd, trunnion；3021st, trunnion fin；303rd, radiating subassembly；3031st,
One fan；3032nd, the second fan；3033rd, fan fixed plate；3034th, tuyere；304th, heating component；3041st, heat block；3042、
Heating rod；3043rd, temperature sensor；305th, nozzle；
4th, passage；
5th, expects pipe hook.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model solves are more clearly understood, below
With reference to drawings and Examples, the utility model is described in further detail.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
As shown in Figures 1 and 2, the printhead that the embodiment of the utility model one provides, including feed mechanism 1, radiating hot melt
Mechanism 3 and the bindiny mechanism 2 for being arranged at feed mechanism 1 between the hot-melting mechanism 3 that radiates.The printhead is solid by expects pipe hook 5
Be scheduled on conveying printing consumables passage 4 on, printhead is received the printing consumables in passage 4, due to printhead with
Fixed between passage 4 by expects pipe hook 5, avoid and the problem of connection is unstable occurs between printhead and passage 4.
As shown in Figure 3 and Figure 4, feed mechanism 1 include electric machine assembly 101, feedblock 103, be arranged at electric machine assembly 101 with
Drawing-inroller 102, line consumption briquetting 104 between feedblock 103 and the pinch roller spring 105 for providing feeding pressure.Wherein, it is electric
Thermomechanical components 101 are separately positioned on the both sides of feedblock 103, pinch roller spring 105 and the line consumption homonymy of briquetting 104 with line consumption briquetting 104
Place.
Electric machine assembly 101 include feeding motor 1011, be connected with feeding motor 1011 screw 1012, be arranged at screw
The feeding bearing 1013 in 1012 outsides and the pad 1014 for being arranged at the end of feeding bearing 1013, screw 1012 pass through feeding
Bearing 1013 is connected with pad 1014 with line consumption briquetting 104 bottom.In the present embodiment, screw 1012 selects brachycephaly screw, pad
Piece 1014 is from thick 0.8 pads of M4.
Feeding motor 1011 is substantially in square structure, close to the side of feedblock 103 in addition to a brachycephaly screw is connected with, is also set
There is a semi-circular shape projection with the concyclic heart of motor shaft of feeding motor 1011, drawing-inroller 102 is contained in motor shaft and semicircular ring
In the space that shape projection surrounds, brachycephaly screw is arranged on motor surface close to drawing-inroller 102 with feeding bearing 1013 and is not provided with half
The raised position of annulus, this makes the structure of feed mechanism 1 compacter, also flexible material is preferably printed.
Drawing-inroller 102 is substantially in hollow cylindrical structure, and its outer surface is provided with multiple along the bearing of trend of drawing-inroller 102
The equidistant groove be arrangeding in parallel.
Feedblock 103 includes feedblock substrate 1031 and the boss 1032 being connected with feedblock substrate 1031, group of motors
Part 101 and line consumption briquetting 104 are respectively arranged at the both sides of feedblock substrate 1031, boss 1032 be arranged at feedblock substrate 1031 with
The side that line consumption briquetting 104 connects.Boss 1032 is provided with the first through hole for being used for housing motor shaft and drawing-inroller 102, feeding
Block substrate 1031 is provided with the threeway for being used for housing the second through hole of feeding bearing 1013 and be correspondingly arranged with first through hole
Hole.The first discharging port A linearly set and the second discharging opening B, the first discharging port A are additionally provided with feedblock substrate 1031
Chamfering is equipped with third through-hole with the second discharging opening B, facilitates the insertion of printing consumables.
Line consumption briquetting 104 is in substantially inverted "L" shaped structure, and bottom is connected with brachycephaly screw.
Pinch roller spring 105 is arranged between the upper side wall of boss 1032 and the lower wall of line consumption briquetting 104, hollow by two
Cylinder be set-located composition.It can be mutually shifted between two cylinders, so as to the motion with moving-wire consumption briquetting 104, there is provided send
Expect pressure.
As depicted in figs. 1 and 2, bindiny mechanism 2 includes bearing assembly 201 and nozzle component 202.Wherein, nozzle component 202
The printing consumables flowed out from feed mechanism 1 is transported to radiating hot-melting mechanism 3 and printed, bearing assembly 201 is nozzle component
202 provide free space, while are fixedly connected with feed mechanism 1 and radiating hot-melting mechanism 3.
Bearing assembly 201 include supporting member 2011 and be arranged in supporting member 2011 cross linear bearing 2012, with
And cableties 2013 corresponding to institute's cross linear bearing 2012.
Nozzle component 202 includes nozzle conduit 2021, shower nozzle connector 2023, shower nozzle fixture 2024, fixed with shower nozzle
Part 2024 connected shower nozzle briquetting 2025, nozzle component fixture 2026 and the spray being arranged in nozzle component fixture 2026
Head PCB 2022.Shower nozzle connector 2023, shower nozzle fixture 2024 and shower nozzle briquetting 2025 be used for connect nozzle conduit 2021 with
Radiate hot-melting mechanism 3.Nozzle component fixture 2026 is arranged at shower nozzle connector 2023, shower nozzle fixture 2024 and shower nozzle briquetting
2025 outside.
In the present embodiment, nozzle conduit 2021 is transparent conduit.In insertion printing consumables and print procedure, from saturating
Bright conduit is easy to observe the discharging situation of printing consumables, when such as there is the plug wire situation of printhead, can be sentenced by transparent conduit
Break and the stifled Position Approximate of consumptive material, be easy to safeguard.
Radiating hot-melting mechanism 3 includes trunnion 302, radiating subassembly 303, heating component 304, nozzle 305 and is arranged at larynx
The cover lid 301 in 304 same outside of pipe 302, radiating subassembly 303 and heating component.
The upper end of trunnion 302 is connected by shower nozzle connector 2023 with nozzle conduit 2021, and trunnion 302 is externally provided with trunnion radiating
Piece 3021, the upper end of trunnion fin 3021 is sheathed on the outside of shower nozzle connector 2023, and by shower nozzle fixture 2024 and shower nozzle
Briquetting 2025 is fixedly connected on the outside of trunnion fin 3021 and the connection end of shower nozzle connector 2023, makes trunnion fin 3021
Fixed with shower nozzle connector 2023, and then radiating hot-melting mechanism 3 is fixed with nozzle conduit 2021.Shower nozzle fixture 2024 and spray
It can be connected between head briquetting 2025 by modes such as bolt, buckles.When finding printhead generation plug wire phenomenon, shower nozzle need to only be fixed
Part 2024 is dismantled with shower nozzle briquetting 2025, you can is easily changed radiating hot-melting mechanism 3, is facilitated the maintenance of printhead.
Radiating subassembly 303 includes the first fan 3031, the second fan 3032 for being arranged at the outside of the first fan 3031, set
In the outside of the second fan 3032 fan fixed plate 3033 and be arranged at the tuyere 3034 of the bottom side of the second fan 3032.In this reality
Apply in example, the first fan 3031 is aerofoil fan, and the second fan 3032 is centrifugal fan.
Heating component 304 includes heat block 3041, heating rod 3042 and the temperature for sensing the temperature of heat block 3041
Sensor 3043；Heat block 3041 be provided be arranged in parallel through the side wall of heat block 3041 fourth hole and fifth hole,
And with vertically disposed the 6th through hole through 3041 upper and lower surface of heat block of the 4th, fifth hole；Fourth hole and heating
One end of rod 3042 is connected, and fifth hole is connected with one end of temperature sensor 3043, the upper and lower surface of the 6th through hole respectively with
Trunnion 302 and nozzle 305 are connected.
It should be understood that heat is transferred to heat block 3041 by heating rod 3042, heat block 3041 is heated to make trunnion 302
In printing consumables heating, and the printing consumables after heating is transported to nozzle 305 by the 6th through hole and printed.Heating
Block 3041 is heated in temperature-rise period, if the temperature of heat block 3041 is too high, temperature sensor 3043 will be information transmission to printing
The control zone of head, so as to adjust the power of heating rod 3042, avoids the generation of plug phenomenon.
According to the printhead of the utility model embodiment, the structure of feedblock 103 is improved, in feedblock 103
The first through hole for housing motor shaft and drawing-inroller 102 is set on boss 1032, and is setting collecting to send in feedblock substrate 1031
The third through-hole expected the second through hole of bearing 1013 and be correspondingly arranged with first through hole, while set in feedblock substrate 1031
The first discharging port A linearly and the second discharging opening B are put, farthest shortens the first discharging port A and the second discharging
Distance between mouth B, and a chamfering is equipped with the third through-hole in first and second discharging port A and B, facilitate printing
The insertion of consumptive material；The semicircular ring of one and the concyclic heart of the motor shaft are additionally provided with close to the side of feedblock 103 in feeding motor 1011
Shape is raised, drawing-inroller 102 is contained between motor shaft and semi-circular shape projection, and screw 1012 and feeding bearing 1013 are leaned on
Nearly drawing-inroller 102 is arranged on motor surface and is not provided with the raised position of semicircular ring, feeding bearing 1013 is compressed in the sky of very little
In, the compactedness of raising feed mechanism 1 so that flexible material can be printed preferably；By nozzle conduit 2021 and radiating heat
Molten mechanism 3 is fixedly connected by shower nozzle connector 2023, shower nozzle fixture 2024 and shower nozzle briquetting 2025, when generation plug phenomenon
When, directly shower nozzle fixture 2024 and shower nozzle briquetting 2025 can be disassembled, the radiating hot-melting mechanism below quick-replaceable
3, maintain easily printhead.
In addition, the embodiment of the utility model one additionally provides a kind of printer, it includes above-mentioned printhead.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. printhead, it is characterised in that including feed mechanism, radiate hot-melting mechanism and be arranged at the feed mechanism with Bindiny mechanism between the radiating hot-melting mechanism；The feed mechanism includes electric machine assembly, feedblock, line consumption briquetting, the pinch roller spring for providing feeding pressure and set The drawing-inroller being placed between the electric machine assembly and the feedblock；The electric machine assembly includes feeding motor, the screw being connected with the feeding motor and is sheathed on the outside of the screw Feeding bearing, the drawing-inroller is set on the motor shaft of the feeding motor；The feedblock includes feedblock substrate and the boss that is connected with the feedblock substrate, the electric machine assembly and described Line consumption briquetting is respectively arranged at the feedblock substrate both sides, and the boss is arranged at the feedblock substrate and pressed with line consumption The side of block connection, the boss are provided with the first through hole for being used for housing the motor shaft and the drawing-inroller, the feeding Block substrate, which is provided with, to be used to house the second through hole that the feed spool is held and the threeway being correspondingly arranged with the first through hole Hole；The first discharging opening and the second discharging opening linearly set, first discharging are additionally provided with the feedblock substrate Mouth is equipped with a chamfering with second discharging opening at the third through-hole；The pinch roller spring is arranged between the side wall of the boss and the side wall of line consumption briquetting；The bindiny mechanism includes bearing assembly and nozzle component, and the nozzle component includes nozzle conduit, shower nozzle connector, spray Head fixture and the shower nozzle briquetting being connected with the shower nozzle fixture, the shower nozzle connector, the shower nozzle fixture and institute Shower nozzle briquetting is stated to be used to connect the nozzle conduit and the radiating hot-melting mechanism.
- 2. printhead according to claim 1, it is characterised in that the electric machine assembly also includes being arranged at the feed spool The pad in socket end portion, the screw are connected through the feeding bearing and the pad with line consumption briquetting.
- 3. printhead according to claim 2, it is characterised in that the feeding motor is also set close to the feedblock side There is a semi-circular shape projection with the concyclic heart of the motor shaft, the drawing-inroller is contained in the motor shaft and the semi-circular shape Between projection.
- 4. printhead according to claim 1, it is characterised in that the bearing assembly includes supporting member and is arranged at institute State the cross linear bearing in supporting member and cableties corresponding with the cross linear bearing.
- 5. printhead according to claim 1, it is characterised in that the nozzle component also include nozzle component fixture with And it is arranged at the shower nozzle PCB in the nozzle component fixture.
- 6. printhead according to claim 1, it is characterised in that it is described radiating hot-melting mechanism include trunnion, radiating subassembly, Heating component, nozzle and the cover lid for being arranged at the trunnion, radiating subassembly and the same outside of heating component.
- 7. printhead according to claim 6, it is characterised in that the trunnion is externally provided with trunnion fin, the trunnion Fin one end is arranged on the outside of the shower nozzle connector, and the shower nozzle fixture is fixedly connected on described with the shower nozzle briquetting Trunnion fin and the outside of the shower nozzle connector connection end.
- 8. printhead according to claim 6, it is characterised in that the radiating subassembly includes the first fan, is arranged at institute State the second fan on the outside of the first fan, the fan fixed plate being arranged on the outside of second fan and be arranged at described second The tuyere of fan bottom side.
- 9. printhead according to claim 6, it is characterised in that the heating component include heat block, heating rod and Temperature sensor；The heat block be provided be arranged in parallel through the heat block side wall fourth hole and fifth hole, And with vertically disposed the 6th through hole through the heat block of the fourth hole and fifth hole；The fourth hole with The heating rod is connected, and the fifth hole is connected with the temperature sensor, the 6th through hole and the trunnion and described Nozzle is connected.
- 10. printer, it is characterised in that including the printhead as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720658363.3U CN206825919U (en) | 2017-06-07 | 2017-06-07 | Printhead and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720658363.3U CN206825919U (en) | 2017-06-07 | 2017-06-07 | Printhead and printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206825919U true CN206825919U (en) | 2018-01-02 |
Family
ID=60774524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720658363.3U Active CN206825919U (en) | 2017-06-07 | 2017-06-07 | Printhead and printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206825919U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327245A (en) * | 2018-05-03 | 2018-07-27 | 北京好奇三维科技有限公司 | A kind of microminiature 3D printing head |
| CN108819226A (en) * | 2018-07-26 | 2018-11-16 | 南京工程学院 | A kind of adjustable wire squeeze monitoring alarm device |
| CN113787712A (en) * | 2021-11-01 | 2021-12-14 | 辽宁工程技术大学 | Split type FDM type 3D printer nozzle system |
-
2017
- 2017-06-07 CN CN201720658363.3U patent/CN206825919U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327245A (en) * | 2018-05-03 | 2018-07-27 | 北京好奇三维科技有限公司 | A kind of microminiature 3D printing head |
| CN108819226A (en) * | 2018-07-26 | 2018-11-16 | 南京工程学院 | A kind of adjustable wire squeeze monitoring alarm device |
| CN113787712A (en) * | 2021-11-01 | 2021-12-14 | 辽宁工程技术大学 | Split type FDM type 3D printer nozzle system |
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